Compare 642077 vs 642080
| Property | 642077 | 642080 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 7 |
| Prime factorization | 6420771 | 25 × 51 × 40131 |
| Prime factorization | 642077 | 2 × 2 × 2 × 2 × 2 × 5 × 4013 |
| Divisors count | 2 | 24 |
| Divisors | 1, 642077 | 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 4013, 8026, 16052, 20065, 32104, 40130, 64208, 80260, 128416, 160520, 321040, 642080 |
| Number of properties | 4 | 0 |
| Chen primes | 20431st | |
| Primes | 52227th | |
| Sexy primes (2nd member) | 11315th | |
| Twin primes (1st member) | 5648th | |
| Roman numberals | ||
| Base 2 | 100111001100000111012 | 100111001100001000002 |
| Base 3 | 10121212021223 | 10121212022023 |
| Base 4 | 21303001314 | 21303002004 |
| Base 5 | 1310213025 | 1310213105 |
| Base 6 | 214323256 | 214323326 |
| Base 7 | 53126427 | 53126457 |
| Base 8 | 23460358 | 23460408 |
| Base 9 | 11776789 | 11776829 |
| Base 10 | 64207710 | 64208010 |
| Base 11 | 3a944711 | 3a944a11 |
| Base 12 | 26b6a512 | 26b6a812 |
| Base 13 | 19633713 | 19633a13 |
| Base 14 | 129dc914 | 129dcc14 |
| Base 15 | ca3a215 | ca3a515 |
| Base 16 | 9cc1d16 | 9cc2016 |